package qwe;

import java.util.Scanner;

public class Test_3 {
    public static void main(String[] args) {

        Student zhangsan = new Student("张三","101","大数据2班");
        zhangsan.shuchu();
        zhangsan.study();

        System.out.println("");

        Student_2 lisi = new Student_2("李四","1","大数据1版");
        lisi.shuchu();
        lisi.study();
        lisi.time();





    }
}
